PENG Yu, MI Kai, QIN Ya, QING Feng-ting, LIU Wei-chen, XUE Da-yuan, LIU Xue-hua. Spectral Reflectance Characteristics of Dominant Plant Species at Different Eco-Restoring Stages in the Semi-Arid Grassland[J]. Spectroscopy and Spectral Analysis, 2014, 34(11): 3090